Commit-ID: ca1b82ba0888e742a7efdb89ed8e2aab453e091f
Gitweb: http://git.kernel.org/tip/ca1b82ba0888e742a7efdb89ed8e2aab453e091f
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sat, 10 Oct 2009 10:21:03 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 14 Oct 2009 15:35:50 +0200
s390: Remove BKL from prng
cycle_kernel_lock() was added during the big BKL pushdown. It should
ensure the serializiation against driver init code. In this case there
is nothing to serialize. Remove it.
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: Martin Schwidefsky <schwidefsky@xxxxxxxxxx>
LKML-Reference: <20091010153349.601625576@xxxxxxxxxxxxx>
Acked-by: Jan Glauber <jang@xxxxxxxxxxxxxxxxxx>
---
arch/s390/crypto/prng.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)
diff --git a/arch/s390/crypto/prng.c b/arch/s390/crypto/prng.c
index b49c00c..a320990 100644
--- a/arch/s390/crypto/prng.c
+++ b/arch/s390/crypto/prng.c
@@ -6,7 +6,6 @@
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/kernel.h>
-#include <linux/smp_lock.h>
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
@@ -49,7 +48,6 @@ static unsigned char parm_block[32] = {
static int prng_open(struct inode *inode, struct file *file)
{
- cycle_kernel_lock();
return nonseekable_open(inode, file);
}
--
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